nav {
	background: transparent;
	height: 50px;
}
h2{
	margin:0;
	
}
p{
	font-size: 18px;
	letter-spacing: 1px;
}
ul{
	margin: 0;
}
.article-preview{
background:#8C8C8C ;	
}
header{
	background: rgba(0,0,0,0.4);
}
.clearfix:after{
	content: '';
	display: block;
	clear: both;
}
#banner {
	background: transparent;
	height: 700px;
}

nav ul {
	list-style:none;
	margin: 0;
	float: right;
}

nav ul li,nav .logo {
	display: inline-block;
	line-height: 50px;
	margin-right: 20px;	
}
nav ul li a {
	text-decoration: none;
	display: inline-block;
	line-height:inherit;
	height: inherit;
	color: #fff;
}
nav .logo {
	float:left;
padding-left:10px;
}
nav .logo a{text-decoration:none;}
#banner h1{
	margin: 0;
}
#banner .inner{
	max-width:300px;
	text-align:center;
	margin: 0 auto;
	position: relative;
	top: 160px;
}
button{
	border: none;
	background: #333;
	color: #eee;
	padding: 14px 20px;
}
#banner button{
	padding: 14px 40px;
	font-size: 20px;
	letter-spacing: 4px;
	border-radius: 6px;
	background: #e06208;
}

#banner .inner .more{
	margin-top: 260px;
}
#banner .inner h1 {

	margin: 0;

	padding: 20px;

	border-top: 1px solid white;

	border-bottom: 1px solid white;

}
.gray-section .sub-heading{
	font-size: 18px;
}
#banner .inner {
	max-width: 300px;
	text-align: center;

	margin: 0 auto;

	position: relative;

	top: 160px;

	color: white;

}
.green-section .sub-heading{
	line-height: 30px;
	margin: 30px;
	letter-spacing: 2px;
}
.logo{
	font-size: 20px;
	font-weight: 700 ;
	letter-spacing: 1px;
}
.logo a{
	color: #fff;
}
.wrapper{
	max-width: 1280px;
	margin: 0 auto;
}
.green-section{
	background: #089db0;
	text-align: center;
	color: #fff;
	padding: 100px 0;
}
 .hr{
	width: 60%;
	height: 2px;
	margin: 20px auto;
	background: #078494;
}
.green-section .icon-group2 .icon{
	display: inline-block;
	width: 80px;
	height: 80px;
	background: #000;
	transform: rotate(45deg);
	margin: 20px;
	border-style:solid;
	border-width:2px;
    border-color:#2B542C;
     position:relative;
}
.icon div
{
 /*margin-top: 20px;*/
   position: absolute;
        top: 25%;
        left:30% ;
        transform: rotate(-45deg);
 
}

.icon-group2{
	margin-top: 20px;
}
.article-preview{
	background-color: #2b2a2a;
	font-size: 0;
}
.article-preview > div{
	float: left;
	
}
.article-preview:after{
	content: '';
	display: block;
	clear: both;
}
.gray-section .img-section{
	width: 45%;
}
.gray-section .text-section{
	width: 55%;
	color: #FFFFFF;
}
.img-section{
	font-size:0;
}
/*图片颜色*/
.article-preview:nth-child(odd) {

    background-color: #2b2a3a;

}
.img-section img{
	width: 100%;
}
.text-section
{
	position: relative;
	top: 68px;
	left: 50px;
}
.text-section p
{
	width: 80%;
	font-size: 16px;
	letter-spacing: 1px;
}
.text-section h2{
	margin-bottom: 20px;
}
.purple-section{
	background: #262149;
	color: #fff;
	width: 100%;
}

.purple-section .hr{
	background: #373259;
	width: 40%;
	margin: 20px auto;
	
}
#banner .more p{
	margin-top:20px ;
}
.purple-section h2{
   text-align: center;
   padding-top:80px;
   padding-bottom:40px;
   margin: 0;

}
.purple-section .sub-heading{
	margin-bottom: 30px;
}
.card{
	float: left;
	width: 50%;
	min-width: 300px;
	padding: 50px;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	/*border: 1px solid white;*/
	
}
.heading-wrapper{
	width: 1280px;
	margin: 0 auto;
}
.card:first-child
{
	background: rgba(0,0,0,0.04);
}
.card:nth-child(2)
{
	background: rgba(0,0,0,0.08);
}
.card:nth-child(3)
{
	background: rgba(0,0,0,0.12);
}

.card:nth-child(4)
{
	background: rgba(0,0,0,0.16);
}

.card:nth-child(5)
{
	background: rgba(0,0,0,0.20);
}

.card:nth-child(6)
{
	background: rgba(0,0,0,0.24);
}
footer{
	background: #333;
	color: #fff;
	min-height: 200px;
	text-align: center;
}
ul.share-group{
	display: block;
	width: 1080px;
	margin: 0 auto;
	padding: 50px;
}
.share-group li{
	display: inline-block;
	padding: 10px;
}
.copy{
	padding-bottom:10px ;
}
.main-wrapper{
	background: #444 url(../img/banner.jpg);
	background-attachment: fixed;
	background-repeat: no-repeat;
	background-size:cover ;
	background-position: center center;
}








